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Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
in the know
Grammar usage guide and real-world examplesUSAGE SUMMARY
"in the know" is correct and usable in written English.
You can use it when you want to refer to someone who has insider information or specific knowledge. For example: "I heard we're getting a pay raise next quarter - I guess I'm in the know now!".
✓ Grammatically correct
News & Media
Formal & Business
Wiki
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
54 human-written examples
People in the know".
News & Media
"I want to be in the know.
News & Media
Decorators in the know cringe.
News & Media
Those in the know keep it simple.
News & Media
He's a designer for a woman who's in the know".
News & Media
My husband and sister were both in the know.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
6 human-written examples
Sharp and in-the-know.
News & Media
A few in-the-know New Yorkers is not enough.
News & Media
It's a very in-the-know brand for women".
News & Media
There's a lot that those-in-the-know don't know.
News & Media
It's a bit of an in-the-know destination.
News & Media
Expert writing Tips
Best practice
Use "in the know" to indicate that someone possesses exclusive or specialized information. It is particularly effective when highlighting a contrast between those who are informed and those who are not.
Common error
Avoid using "in the know" to imply expertise on a broad subject. Instead, use it to describe awareness of specific, often insider, details.
Source & Trust
86%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The primary grammatical function of "in the know" is as an adjective phrase modifying a noun or pronoun, indicating that someone possesses specialized or insider knowledge. Ludwig AI confirms its correct usage across numerous examples.
Frequent in
News & Media
85%
Formal & Business
7%
Wiki
4%
Less common in
Science
2%
Encyclopedias
1%
Reference
1%
Ludwig's WRAP-UP
The phrase "in the know" functions as an adjective phrase, signifying that someone has insider information or is well-informed about a particular subject. Ludwig AI confirms the grammatical correctness and widespread use of this phrase. It is very common across various contexts, particularly in News & Media. Related phrases include "well-informed" and "aware". A key writing tip is to use "in the know" to emphasize exclusive or specialized knowledge. Remember that being "in the know" doesn't equate to general expertise, but rather specific awareness. It's versatile in register, fitting both formal and informal settings.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
well-informed
Focuses on the state of having a good level of knowledge.
aware
Highlights the state of being conscious of relevant information.
up-to-date
Emphasizes having the latest information.
privy to
Suggests being part of a select group with access to specific knowledge.
familiar with
Indicates a level of understanding and acquaintance with a subject.
conversant with
Implies knowledgeable and skilled in discussing a particular topic.
au fait with
A more formal way of saying familiar or acquainted with something.
abreast of
Highlights staying current with news or developments.
plugged in
Suggests being connected to sources of information.
on the inside
Emphasizes being part of an inner circle with access to exclusive information.
FAQs
How can I use "in the know" in a sentence?
You can use "in the know" to describe someone who has access to specific or insider information. For example, "If you want to find the best deals, you need to talk to someone who's "in the know"".
What's a good alternative to "in the know"?
Alternatives to "in the know" include "well-informed", "aware", or "up-to-date". The best choice depends on the specific context.
Is it better to say "in the know" or "aware of"?
"In the know" implies having special or insider knowledge, while "aware of" simply means being conscious of something. The choice depends on whether you want to emphasize the exclusivity of the information.
When is it appropriate to use the phrase "in the know"?
Use "in the know" when you want to suggest that someone has access to information that is not widely available or generally understood. It is suitable in both formal and informal contexts.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
86%
Authority and reliability
4.6/5
Expert rating
Real-world application tested